Mason, I found that the problem with Radiums is they don't have the intensity for a mature tank. The light just wsn't able to get thru branches to hit the more shaded corals. Right now I'm running 2 10k with a Radium in the middle! 
		
	
		
		
		
		
			
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				Brad
			 
		
		
		
		
	
		
		
	
	
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